closes #237

doc-src/content/help/tutorials/testing.markdown

@@ -0,0 +1,24 @@
+---
+title: Testing Your Stylesheets
+layout: tutorial
+crumb: Testing
+classnames:
+  - tutorial
+---
+
+# Test Unit
+
+    require 'compass/test_case'
+    class StylesheetsTest < Compass::TestCase
+      def test_stylesheets
+        my_sass_files.each do |sass_file|
+          assert_compiles(sass_file) do |result|
+            assert_not_blank result
+          end
+        end
+      end
+      protected
+      def my_sass_files
+        Dir.glob(File.expand_path(File.join(File.dirname(__FILE__), "../..", "app/stylesheets/**/[^_]*.sass")))
+      end
+    end